:root {
  --page-background: #080706;
  --panel-background: rgba(10, 10, 10, 0.76);
  --panel-border: rgba(255, 255, 255, 0.2);
  --primary-text: #ffffff;
  --secondary-text: rgba(255, 255, 255, 0.76);
  --muted-text: rgba(255, 255, 255, 0.5);
  --accent-start: #e83e2f;
  --accent-end: #c7251f;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  min-height: 100%;
  background: var(--page-background);
}

body {
  min-width: 320px;
  min-height: 100vh;
  min-height: 100svh;
  margin: 0;
  background: var(--page-background);
  font-family: Arial, Helvetica, sans-serif;
}

.landing-page {
  width: 100%;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 24px;
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.36), rgba(0, 0, 0, 0.46)),
    url("../index_files/2025-09-24-bg.jpg");
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.offer-panel {
  width: min(560px, 100%);
  padding: 36px 34px 30px;
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  background: var(--panel-background);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.5);
  color: var(--primary-text);
  text-align: center;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.offer-points {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.offer-points li {
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  color: #f3d1cc;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.09em;
}

.offer-panel h1 {
  margin: 22px 0 12px;
  font-size: clamp(38px, 5vw, 58px);
  line-height: 0.98;
  letter-spacing: -0.045em;
}

.offer-description {
  margin: 0 auto 25px;
  color: var(--secondary-text);
  font-size: 15px;
  line-height: 1.55;
}

.offer-button {
  width: min(420px, 100%);
  min-height: 64px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 16px 24px;
  border: 1px solid #f15c46;
  border-radius: 5px;
  background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.48);
  color: var(--primary-text);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-align: center;
  text-decoration: none;
  transition: transform 160ms ease, filter 160ms ease;
}

.offer-button:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
}

.offer-button:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.92);
  outline-offset: 4px;
}

.age-notice {
  display: block;
  margin-top: 12px;
  color: var(--muted-text);
  font-size: 10px;
  letter-spacing: 0.04em;
}

@media (max-width: 600px) {
  .landing-page {
    padding: 18px;
    background-position: 8% center;
  }

  .offer-panel {
    padding: 28px 18px 23px;
  }

  .offer-panel h1 {
    font-size: clamp(40px, 13vw, 52px);
  }

  .offer-description {
    font-size: 14px;
  }

  .offer-button {
    width: 100%;
    min-height: 60px;
    padding-inline: 14px;
    font-size: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .offer-button {
    transition: none;
  }
}